Food supplement based on Zinc, a mineral that contributes to the normal functioning of the immune system, Copper and Manganese contribute to the protection of cells against oxidative stress, Vitamin B12 contributes to the reduction of tiredness and fatigue. How to use: 20-40 drops are recommended a maximum of 3 times a day, outside of meals. Warnings Food supplements are not intended to replace a varied and balanced diet and a healthy lifestyle.